Subwavelength grating (SWG) metamaterials have garnered a great interest for their
singular capability to shape the material properties and the propagation of light, allowing the …

Efficient power splitting is a fundamental functionality in silicon photonic integrated circuits,
but state-of-the-art power-division architectures are hampered by limited operational …

We propose and theoretically demonstrate an ultrashort multimode waveguide taper based
on the all-dielectric metamaterial. Attributed to the gradient index distribution of the …

This special issue highlights the continuous growth and advancement in the field of optical
materials and optical devices. Extensive research carried out in these areas has led to the …

Metasurface-based beam splitters attracted huge interest for their superior properties
compared with conventional ones made of bulk materials. The previously reported designs …

The availability of low-loss optical interfaces to couple light between standard optical fibers
and high-index-contrast silicon waveguides is essential for the development of chip …

Metamaterials, consisting of subwavelength resonant structures, can be artificially
engineered to yield desired response to electromagnetic waves. In contrast to the naturally …

We propose two designs of plasmonic metamaterial mid-infrared (MIR) sensors, which are
composed of metallic nanograting on SiO 2 layer with a bottom mirror to form metal …

There has been strong interest in the confinement of electromagnetic energy in sub-
diffraction limit waveguide configurations. Such an achievement would offer applications in …

In this Letter, we present a high extinction ratio and compact on-chip polarization beam
splitter (PBS), based on an extreme skin-depth (eskid) waveguide. Subwavelength-scale …